UC3525BDWTR - Texas Instruments

Manufacturer Part Number

UC3525BDWTR

Manufacturer

Texas Instruments

Introduction

The UC3525BDWTR is a versatile Power Management Integrated Circuit (PMIC) designed for DC DC switching controllers, encapsulated in a surface mount 16-SOIC package, which is ideal for streamlined power management solutions across various applications.

Product Features and Performance

Supports various topologies including Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, and Push-Pull

Dual output transistor drivers for diverse application needs

Functionalities of step-up, step-down, and step-up/step-down voltage regulation

Compatible with positive output configuration

Frequency switching range from 100Hz to 400kHz

Product Advantages

Versatile with multi-topology support

High-frequency operation up to 400kHz

Integrated features such as soft start and frequency control for easier management and stability

Synchronous rectification for improved power efficiency

Key Technical Parameters

Output Phases: 1

Voltage Supply (Vcc/Vdd): 8V to 35V

Maximum Duty Cycle: 49%

Operating Temperature Range: 0°C to 70°C

Quality and Safety Features

Features dead time control to prevent output stage overlap and enhance reliability

Ramp function controls input voltage ramp-up and ramp-down during turn on/off

Synchronous rectifier to enhance efficiency and reduce thermal stress

Compatibility

The device is packaged in a 16-SOIC format for surface mount compatibility

Application Areas

Ideally suited for telecommunications equipment, server power supplies, and industrial systems

Product Lifecycle

Currently active product status with availability for new designs

Not nearing discontinuation, and replacements or upgrades can be easily sourced

Several Key Reasons to Choose This Product

Capability to support multiple topologies allows for flexible design approaches

Managing a broad range of input voltages (8V to 35V) is suitable for various operational environments

Frequency switching capabilities and advanced control features enable precise power management

Operational over a wide temperature range catering to diverse application needs

Robust design with integrated safety features assures reliability and longevity in mission-critical applications